electrical - 240v L14-30R wiring air compressor switch - Home Improvement Stack Exchange

I purchased a Campbell Hausfeld 6 hp 60 gallon DK400121AV. It's supposed to run on 240v, but the guy I bought it from had a 120v plug wired to it. How do I wire a L14-30P plug to the pressure switch?

Pressure control switch for air compressor wiring - Community Forums

electrical - How to insert a permanent cable into a receptacle to add a second receptacle? - Home Improvement Stack Exchange

Air compressor wiring question

wiring in a new 240v air compressor. can anyone tell me where the hot and neutral go? : r/electricians

Houseables 30 Amp Generator Cord 4 Prong, Extension Generator Cable, 25 Ft, 125-250v, 7500 watt max Rating, UL CUL, NEMA L-14-30P, Rubber, 10 Gauge, Heavy Duty, L14-30, Transfer, Twist Lock Power Cord

Westinghouse

electrical - Can I share a 240V outlet between two devices? - Home Improvement Stack Exchange

prong dryer cord adapter from

electrical - Plugging compressor into 240v dryer plug (NEMA 10-30R) - Home Improvement Stack Exchange

air compressor wiring help required, Electricians Forums, Electrical Safety Advice

electrical - 240v L14-30R wiring air compressor switch - Home Improvement Stack Exchange

electrical - Plugging compressor into 240v dryer plug (NEMA 10-30R) - Home Improvement Stack Exchange

This AC WORKS brand adapter [S1430630-018] is very durable with a flexible design. It is a NEMA 14-30P to NEMA 6-30R. The NEMA 14-30P is a 30 Amp,

AC WORKS 30 Amp 4-Prong Dryer Wall Outlet Adapter (To 6-30 30A 250V HVAC-Flexible)

AC WORKS NEMA 6-30 Commercial Heater Adapter (30A 4-Prong Generator L14-30R Outlet) : Appliances

AC WORKS 30 Amp 4-Prong Dryer Wall Outlet Adapter (To 3-Prong 30A Dryer Plug) : Appliances